Detailed! How to observe the flotation phenomenon?

The job responsibilities of the flotation operator are to maintain the normal operation of the equipment, to adjust the reagents and equipment according to the flotation phenomenon, so that the flotation index is stable and ideal. Therefore, whether the flotation phenomenon is accurate or not is th-----

Lightning Protection Solution for Telecom Room (2)

Second, lightning protection of signal lines LEMP enters the external signal line through electrostatic induction, high potential counterattack, direct strike, etc., and then enters the device, causing serious damage to the interface and equipment. This is because the information lines are numero-----